Home / 329,800.20-493,224.06-276,656.10

Finding the Fourth Proportional to 329,800.20, 493,224.06 and 276,656.10

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Solution

The fourth proportional to 329,800.20, 493,224.06 and 276,656.10 is: 413,745.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,800.20 : 493,224.06 = 276,656.10 : x
  2. Step 2: Convert to fraction form
    329,800.20/493,224.06 = 276,656.10/x
  3. Step 3: Cross multiply
    329,800.20x = 493,224.06 × 276,656.10
  4. Step 4: Simplify right side
    329,800.20x = 136,453,444,865.77
  5. Step 5: Solve for x
    x = 136,453,444,865.77/329,800.20
  6. Step 6: Final answer
    x = 413,745.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.